New posts in Representation Theory

Spinor Understanding: QFT vs pure Representation Theory

Is Velocity Really a Vector?

Why Lie algebras if what we care about in physics are groups?

In the quantum hamiltonian, why does kinetic energy turn into an operator while potential doesn't?

Weyl spinor representations and the Lorentz group

Are representations of $\text{SL}(2,\mathbb{C})$ indexed by one half-integer or two?

Operational definition of rotation of particle

What are the assumptions that $C$, $P$, and $T$ must satisfy?

Confusion about rotations of quantum states: $SO(3)$ versus $SU(2)$

What is the difference between the dimension of a group and the dimension of its representation?